In Question 6 in Lecture Video for CH1, which mathematical expression was used to obtain the x-component of the resultant displacement? O Rx=Ax+Bx+ C,+ Dx O Ry Ay+ By+ Cy+ Dy

Problem 8: Consider two vectors A and B, expressed in unit vector notation as A= aji+ azj and B = bji+ bzj. A. Part (a) Enter an expression for the vector sum A + B in terms of quantities shown in the expressions above. A+B = B 7 8 HOME a i j k 4 5 6 a1 a2 bị 1 2 3 b2 d + END - h VO BACKSPACE CLEAR m DEL Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedback. Part (b) Enter an expression for the difference vector A - B in terms of quantities shown in the expressions above. Part (c) Enter an expression for the square of the magnitude of the sum vector |A + B| in terms of quantities shown in the expressions above.

Pls help ASAP

1

Pls help ASAP

CONCEPT CHECK # 03 25 The magnitudes of two vectors A and B are A = 12 units and B = 8 units. Which pair of numbers represents the largest and smallest possible values for the magnitude of the -> -> resultant vector R = A +B? a. 14.4 units, 4 units b. 12 units, 8 units c. 20 units, 4 units d. none of these answers

B2

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A sedan travels down and up the valley shown above. Identify the correct pair of velocity and acceleration vectors corresponding to the vehicle at the moment it is at the bottom of the valley. O A +a V O B. + V xid-1916614_1.jpg OC. + V Dxid-1916613_1.jpg OD.